<?php
use Microsoft\Graph\GraphServiceClient;
use Microsoft\Graph\Generated\IdentityGovernance\EntitlementManagement\Catalogs\Item\Resources\ResourcesRequestBuilderGetRequestConfiguration;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestConfiguration = new ResourcesRequestBuilderGetRequestConfiguration();
$queryParameters = ResourcesRequestBuilderGetRequestConfiguration::createQueryParameters();
$queryParameters->expand = ["scopes"];
$requestConfiguration->queryParameters = $queryParameters;
$result = $graphServiceClient->identityGovernance()->entitlementManagement()->catalogs()->byAccessPackageCatalogId('accessPackageCatalog-id')->resources()->get($requestConfiguration)->wait();